WO2021010367A1 - モジュール部品の姿勢調節装置 - Google Patents

モジュール部品の姿勢調節装置 Download PDF

Info

Publication number
WO2021010367A1
WO2021010367A1 PCT/JP2020/027191 JP2020027191W WO2021010367A1 WO 2021010367 A1 WO2021010367 A1 WO 2021010367A1 JP 2020027191 W JP2020027191 W JP 2020027191W WO 2021010367 A1 WO2021010367 A1 WO 2021010367A1
Authority
WO
WIPO (PCT)
Prior art keywords
gear
shaft
rotating member
support member
adjusting device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2020/027191
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
秀樹 原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Priority to JP2021533064A priority Critical patent/JP7507764B2/ja
Publication of WO2021010367A1 publication Critical patent/WO2021010367A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/657—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
    • B60Q1/068—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
    • F16H1/14—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising conical gears only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/10—Arrangement or contour of the emitted light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles

Definitions

  • the present invention relates to a posture adjusting device for module parts.
  • Examples of the posture adjusting device for module parts include a device for adjusting the posture of a lamp unit. By adjusting the posture of the lamp unit, the light emission direction of the lamp unit is adjusted.
  • Patent Document 1 below discloses a posture adjusting device for adjusting the posture of such a lamp unit.
  • the attitude adjusting device described in Patent Document 1 below includes a gear and a rotating member having a shaft connected to the gear and extending along the axis of the gear, and the rotating member rotates about the axis of the gear in the lamp housing. Supported as possible. Then, as the rotating member rotates, a force is transmitted from the shaft to the lamp unit to change the posture of the lamp unit with respect to the lamp housing.
  • an object of the present invention is to provide a posture adjusting device for module parts that can prevent the module parts from being scratched.
  • the attitude adjusting device of the module component of the present invention includes a first gear and a first rotating member having a shaft connected to the first gear and extending along the axis of the first gear.
  • a second support member that rotatably supports the member about the shaft of the second gear is provided, and the first rotating member transmits a force from the shaft to the module component by rotating, and the first
  • the attitude of the module component with respect to the support member is changed, and in the second support member, the second gear receives a force from the first gear when torque is applied to the second gear. It is characterized in that it can be deformed in a direction away from the first gear.
  • the posture adjusting device since the first gear and the second gear are in mesh with each other, the first rotating member is rotated by rotating the second rotating member, and the force is transmitted from the shaft to the module component.
  • the posture of the module component with respect to the first support member is changed. Therefore, the posture of the module component can be adjusted by adjusting the amount of rotation of the second rotating member.
  • torque is applied to each gear, and each gear receives a force in a direction away from the other gear. This force tends to increase as the torque generated in the gear increases.
  • the direction of this force changes depending on how the two gears mesh with each other, and one gear exerts a force that separates it from the other gear, for example, in a direction perpendicular to the axis of the gear or in a direction parallel to the axis. Receive from other gears.
  • this posture adjusting device as described above, in the second support member that supports the second rotating member, the second gear is moved by the force that the second gear receives from the first gear when torque is applied to the second gear. It can be deformed in the direction away from the first gear. Therefore, in this posture adjusting device, when the module part is pressed against another part and the torque applied to the second gear increases when the posture of the module part is changed, the second support member is deformed and the second support member is deformed.
  • the second rotating member may be moved so that the second gear is separated from the first gear. Therefore, the teeth of the first gear and the second gear can be disengaged to allow the second rotating member to idle. Therefore, this posture adjusting device can prevent the force of the module component from being pressed against the other component to exceed a predetermined force, and can prevent the module component from being scratched.
  • the shaft of the first gear and the shaft of the second gear are non-parallel, and in the first rotating member, the shaft is inserted into a through hole formed in the first support member, and the first support member is inserted.
  • the first support member is rotatably supported, and the first support member regulates the movement of the first rotating member in the first slide direction from the through hole toward the first gear side in parallel with the axis of the first gear.
  • the second support member is perpendicular to the axis of the second gear and is directed from the axis of the second gear toward the side opposite to the meshing region side where the first gear and the second gear mesh with each other.
  • the movement of the second rotating member is restricted, and the first gear meshes with the second gear in a direction opposite to the first slide direction, and with the second gear in the first slide direction. It may overlap.
  • the first gear meshes with the second gear in the direction opposite to the first slide direction and overlaps with the second gear in the first slide direction. Therefore, when the first rotating member moves in the direction opposite to the first sliding direction, the first gear of the first rotating member pushes the second gear.
  • the second gear is at least perpendicular to the shaft of the second gear and opposite to the shaft of the second gear to the meshing region side. It is pushed in the direction toward.
  • the movement of the second rotating member in such a direction is regulated by the second supporting member.
  • this posture adjusting device suppresses the disengagement of the first gear and the second gear in the above-mentioned normal state even if the movement of the second rotating member is not regulated by the second supporting member. Can be done. Therefore, according to this posture adjusting device, it is possible to prevent the configuration of the first support member and the second support member from becoming complicated.
  • the direction in which the second gear is separated from the first gear by the force received from the first gear when the torque is applied to the second gear is the second gear. It is not perpendicular to the axis of. Therefore, when the torque applied to the second gear increases, the second support member may be deformed to disengage the teeth of the first gear and the second gear, and the second rotating member may idle.
  • the shaft of the first gear and the shaft of the second gear are non-parallel, and in the first rotating member, the shaft is inserted into a through hole formed in the first support member, and the first The first support member is rotatably supported by the support member, and the first support member is the first rotating member in a second slide direction parallel to the axis of the first gear and from the through hole toward the side opposite to the first gear side.
  • the direction in which the second gear is separated from the first gear by the force received from the first gear when torque is applied to the second gear is the direction of the second gear.
  • the second support member is perpendicular to the shaft, is perpendicular to the shaft of the second gear, and is opposite to the meshing region side where the first gear and the second gear mesh with each other from the shaft of the second gear.
  • the movement of the second rotating member in the direction toward the side is restricted, and the first gear meshes with the second gear in the direction opposite to the second slide direction, and in the second slide direction. It may overlap with the second gear.
  • the first gear meshes with the second gear in the direction opposite to the second slide direction and overlaps with the second gear in the second slide direction. Therefore, when the first rotating member moves in the direction opposite to the second sliding direction, the second gear is pushed by the first gear of the first rotating member.
  • the second gear is at least perpendicular to the shaft of the second gear and opposite to the shaft of the second gear to the meshing region side. It is pushed in the direction toward.
  • the movement of the second rotating member in such a direction is regulated by the second supporting member.
  • this posture adjusting device suppresses the disengagement of the first gear and the second gear in the above-mentioned normal state even if the movement of the first rotating member is not regulated by the first support member. Can be done.
  • this posture adjusting device when the second gear moves in the direction perpendicular to the shaft of the second gear from the shaft of the second gear toward the meshing region side, the first gear is pushed by the second gear. In this case, the first gear is pushed at least in the second slide direction.
  • the movement of the first rotating member in the second sliding direction is regulated by the first supporting member.
  • this posture adjusting device suppresses the disengagement of the first gear and the second gear in the above-mentioned normal state even if the movement of the second rotating member is not regulated by the second supporting member. Can be done. Therefore, according to this posture adjusting device, it is possible to prevent the configuration of the first support member and the second support member from becoming complicated.
  • the direction in which the second gear is separated from the first gear by the force received from the first gear when the torque is applied to the second gear is the second gear. It is not perpendicular to the axis of. Therefore, when the torque applied to the second gear increases, the second support member may be deformed to disengage the teeth of the first gear and the second gear, and the second rotating member may idle.
  • the second rotating member has a shaft extending along the shaft of the second gear and a flange protruding from the shaft in a direction perpendicular to the shaft of the second gear, and the second support member is
  • the second gear has a pair of restricting members in which the flanges are arranged so as to face each other in the axial direction of the second gear and restrict the movement of the second rotating member in the axial direction of the second gear.
  • the direction in which the second gear separates from the first gear due to the force received by the second gear from the first gear when torque is applied to the gear is a direction non-vertical to the axis of the second gear. May be.
  • the flange is sandwiched by a pair of regulating members in the axial direction of the second gear. Then, when torque is applied to the second gear, the second rotating member receives a force from the first gear so as to move in a direction non-perpendicular to the axis of the second gear, and the flange presses against one of the regulating members. Be done. Therefore, according to this posture adjusting device, the torque at which the second rotating member starts to slip can be adjusted by adjusting the rigidity of the regulating member to which the flange is pressed in this way, and the design of the second supporting member becomes complicated. Can be suppressed.
  • each of the pair of restricting members is a plate-shaped member having a notch into which the shaft of the second rotating member is inserted, and the pair of restricting members.
  • a reinforcing member for improving rigidity may be connected to the restricting member located on the opposite side.
  • the second gear to the first gear are pushed when the second rotating member is pushed so that the second gear approaches the first gear. It is possible to suppress the force applied to the first gear, and it is possible to suppress the damage to the first gear.
  • each of the pair of restricting members is a plate-shaped member having a notch into which the shaft of the second rotating member is inserted, and the pair of restricting members.
  • a through hole may be formed in the positioned regulating member.
  • this posture adjusting device when torque is applied to the second gear, the flange of the second rotating member is pressed against the regulating member in which the through hole is formed.
  • the rigidity of the regulating member to which the flange is pressed can be adjusted by adjusting the position, size, shape, etc. of the formed through hole. Therefore, according to this posture adjusting device, it is possible to easily adjust the torque at which the second rotating member starts to idle, as compared with the case where the through hole is not formed in the regulating member.
  • the shaft is inserted into a through hole formed in the first support member and the first rotating member is rotatably supported by the first support member, and the second support member has a retaining portion.
  • the retaining portion is located on the side opposite to the through hole side of the first gear in the first slide direction from the through hole toward the first gear side in parallel with the axis of the first gear. , It may overlap with the first gear.
  • the second rotating member may be formed with a through hole along the axis of the second gear.
  • the posture adjusting device can supply lubricating oil to the teeth of the first gear and the second gear through the through holes, and can improve maintainability.
  • a groove may be formed in the second rotating member, and a tool may be inserted into the groove to rotate the second rotating member.
  • liquids such as water and detergent may collect in the groove of the second rotating member, and the second rotating member may be easily deteriorated. Therefore, from the viewpoint of suppressing such deterioration of the second rotating member, it is preferable that a through hole along the shaft of the second gear is formed as described above.
  • the second support member may be formed integrally with the first support member.
  • the second support member may be detachable from the first support member.
  • FIG. 1st Embodiment of this invention It is a figure which shows an example of the posture adjustment apparatus of a module part in 1st Embodiment of this invention. It is an enlarged view of the part including the 1st rotating member, the 2nd rotating member, the 1st support member, and the 2nd support member in FIG. It is a perspective view which shows the 1st rotating member, 2nd rotating member, 1st support member, and 2nd support member. It is an exploded perspective view of the 1st rotating member, the 2nd rotating member, the 1st support member, and the 2nd support member. It is a figure which looks at the 1st support member from the light room side. It is sectional drawing of the 2nd bearing holding member.
  • FIG. 1 is a diagram showing an example of a posture adjusting device for module parts according to the first embodiment of the present invention, and is a diagram schematically showing a cross section in a vertical direction of a vehicle lamp.
  • the posture adjusting device 50 of the present embodiment is a part of a vehicle lamp 1 that emits light toward the front of the vehicle.
  • the vehicle lamp 1 of the present embodiment includes a housing 10, a lamp unit 20 as a module component, and an attitude adjusting device 50 as main configurations.
  • the housing 10 of this embodiment includes a lamp housing 11 and a front cover 12.
  • the lamp housing 11 is formed in a box shape having one opening in the front by a tubular frame wall 13 extending in the front-rear direction and a rear wall 14 closing the opening on the rear side of the frame wall 13.
  • the front cover 12 is fixed to the frame wall 13 so as to close the opening of the lamp housing 11.
  • the space formed by the lamp housing 11 and the front cover 12 that closes the front opening of the lamp housing 11 is a lamp chamber R, and a lamp unit 20 and a part of the posture adjusting device 50 are housed in the lamp chamber R.
  • the lamp is formed in a lamp chamber R, and a lamp unit 20 and a part of the posture adjusting device 50 are housed in the lamp chamber R.
  • the lamp unit 20 as a module component is configured to be swingably supported by the housing 10 and emit light.
  • the lamp unit 20 of the present embodiment includes a light emitting unit 21 for emitting light and a support member 40 as main configurations.
  • the light emitting unit 21 of the present embodiment includes a light source 22, a heat sink 24, a reflector 27, a projection lens 28, and a lens holder 30 as main configurations.
  • the light source 22 is a light emitting element that emits light
  • the light source 22 of this embodiment is an LED (Light Emitting Diode) that emits white light and is mounted on a substrate 23.
  • the type of the light source 22 is not particularly limited.
  • As the light source 22, for example, LD (Laser Diode), OLED (Organic Light-Emitting Diode), or the like can be used. Further, the number of the light sources 22 and the color of the light emitted from the light sources 22 are not particularly limited.
  • the heat sink 24 has a metal main plate 25 extending substantially in the horizontal direction, and a plurality of heat radiation fins 26 are integrally provided with the main plate 25 on the lower surface side of the main plate 25.
  • the substrate 23 is mounted on the upper surface of the main plate 25 in the heat sink 24. A part of the heat generated by the light source 22 is transferred to the heat sink 24 via the substrate 23 and discharged from the heat sink 24.
  • the reflector 27 is made of a curved plate-shaped member, and is fixed to the heat sink 24 so as to cover the light source 22 from above.
  • the surface of the reflector 27 on the light source 22 side is a reflecting surface 27r that reflects the light emitted from the light source 22.
  • the reflecting surface 27r is curved so as to be concave on the side opposite to the light source 22 side, and is configured to reflect at least a part of the light emitted from the light source 22 toward the projection lens 28 side.
  • the reflecting surface 27r is based on a rotating elliptic curved surface, and the first focal point of the elliptic curved surface is a curved surface located on or near the exit surface of the light source 22. That is, the light source 22 and the reflector 27 are arranged so as to have such a positional relationship.
  • the projection lens 28 is located in front of the light source 22 and the reflector 27, and at least a part of the light emitted from the light source 22 and reflected by the reflector 27 passes through the projection lens 28, and the light is emitted from the light emitting unit 21. ..
  • the projection lens 28 of the present embodiment is an aspherical plano-convex lens, the incident surface which is the surface on the side where the light reflected by the reflector 27 is incident is flat, and the exit surface which is the surface on which the light is emitted is It has a convex shape that swells in the direction of emission of this light.
  • a flange 29 is formed on the outer periphery of the projection lens 28.
  • the projection lens 28 is arranged so that the focal point on the reflector 27 side is located at or near the second focal point of the reflecting surface 27r of the reflector 27. That is, the light emitting unit 21 of this embodiment is a PES (Projector Ellipsoid System) optical system. Then, the light emitted from the light emitting unit 21 is irradiated to the front of the vehicle through the front cover 12.
  • PES Projector Ellipsoid System
  • the lens holder 30 is a member that holds the projection lens 28.
  • the flange 29 of the projection lens 28 is fixed to one end of the lens holder 30, and the end of the lens holder 30 opposite to the projection lens 28 side is fixed to the heat sink 24 and the reflector 27.
  • the support member 40 is a member that supports the light emitting portion 21.
  • the support member 40 of the present embodiment is a plate-shaped member extending in the vertical direction and the horizontal direction.
  • a heat sink 24 is fixed to the support member 40 so that the projection lens 28 is located on the front side of the support member 40. By fixing the heat sink 24 to the support member 40 in this way, the light emitting portion 21 is fixed to the support member 40.
  • a through hole is formed on the upper side of the support member 40 above the light emitting portion 21, and the tubular first bearing holding member 41 is fitted into the through hole.
  • a screw connecting member 55 which will be described later, is connected to the first bearing holding member 41.
  • a through hole is formed in the support member 40 below the light emitting portion 21, and the second bearing holding member 42 is fitted into the through hole.
  • a fulcrum member 56 which will be described later, is connected to the second bearing holding member 42.
  • the material constituting the support member 40 include metal.
  • resin can be mentioned as a material constituting the first bearing holding member 41 and the second bearing holding member 42.
  • the posture adjusting device 50 is configured so that the posture of the lamp unit 20 as a module component can be adjusted, and the lamp unit 20 is swingably attached to the housing 10 via the posture adjusting device 50.
  • the posture adjusting device 50 of the present embodiment includes a first rotating member 51, a second rotating member 52, a first support member 53, a second support member 54, a screw connecting member 55, and a fulcrum member 56 as main configurations.
  • FIG. 2 is an enlarged view of a portion of FIG. 1 including the first rotating member 51, the second rotating member 52, the first support member 53, and the second support member 54.
  • FIG. 3 is a perspective view showing a first rotating member 51, a second rotating member 52, a first supporting member 53, and a second supporting member 54.
  • FIG. 4 is an exploded perspective view of the first rotating member 51, the second rotating member 52, the first support member 53, and the second support member 54.
  • a part of the rear wall 14 of the lamp housing 11 is also shown.
  • the first rotating member 51 of the present embodiment has a first gear 61 and a shaft 60 connected to the first gear 61.
  • the first gear 61 is a gear that meshes with the second gear 71 of the second rotating member 52, which will be described later, and the first gear 61 of the present embodiment is a bevel gear in which the shaft 61a extends in the front-rear direction.
  • the first gear 61 has a disc-shaped main body portion 61b whose center substantially coincides with the shaft 61a and extends in a direction perpendicular to the shaft 61a.
  • the outer peripheral edge of the front surface of the main body 61b is inclined rearward in a direction perpendicular to the shaft 61a.
  • a plurality of teeth 61c extending in the radial direction are formed on the outer peripheral edge portion, and these teeth 61c project forward.
  • the shaft 60 is a rod-shaped member extending along the shaft 61a of the first gear 61, and its rear end is connected to the first gear 61.
  • the shaft 60 of the present embodiment has a screw portion 60a, a snap-fit portion 60b, a support shaft portion 60c, and a locking portion 60d in this order from the end opposite to the first gear 61 side toward the first gear 61 side. And have.
  • the threaded portion 60a is a portion where a male thread is formed. The height of the male screw at the end of the screw portion 60a opposite to the first gear 61 side is gradually reduced toward the tip.
  • the snap-fit portion 60b is a portion where a pair of locking pieces 60e projecting from the outer peripheral surface in the direction perpendicular to the shaft 61a of the first gear 61 and toward the first gear 61 side are formed.
  • the pair of locking pieces 60e are formed on opposite sides of each other with respect to the shaft 61a of the first gear 61.
  • the ends of the locking pieces 60e on the support shaft portion 60c side are located outward from the outer peripheral surface of the support shaft portion 60c.
  • the pair of locking pieces 60e are elastically deformable on the shaft 61a side of the first gear 61.
  • the support shaft portion 60c is a portion where the outer diameter of the first gear 61 in the shaft 61a direction is substantially constant.
  • a groove extending in the direction of the shaft 61a is formed in the support shaft portion 60c. Further, the support shaft portion 60c is formed with an annular groove extending in the circumferential direction, and the O-ring 60f is fitted into the groove.
  • the locking portion 60d is a portion having an outer diameter larger than that of the support shaft portion 60c, and the locking portion 60d is connected to the first gear 61. The teeth 61c of the first gear 61 are located outside the locking portion 60d.
  • Such a first rotating member 51 is rotatable about a shaft 61a of the first gear 61 on a first supporting member 53 which is a part of the rear wall 14 of the lamp housing 11, and movement in the shaft 61a direction is restricted. It is supported in the state of being.
  • the shaft 60 and the first gear 61 are integrally formed. Further, the shaft 60 is formed with a hole extending along the shaft 61a from the end opposite to the first gear 61 side. Therefore, the weight of the first rotating member 51 is reduced. The shaft 60 may not have this hole. Further, the first rotating member 51 may be formed with a hole extending along the shaft 61a from the end of the first gear 61 opposite to the shaft 60 side.
  • FIG. 5 is a view of the first support member 53 as viewed from the light room R side.
  • the first support member 53 of the present embodiment has a cylindrical tubular portion 63 extending in the front-rear direction and a guide portion 64.
  • the front end of the tubular portion 63 is located inside the light chamber R, and the rear end of the tubular portion 63 is located outside the light chamber R.
  • the shaft 60 of the first rotating member 51 is inserted from the rear side into the through hole 63h, which is the internal space of the tubular portion 63, while elastically deforming the pair of locking pieces 60e.
  • the end portion of the locking piece 60e on the support shaft portion 60c side is caught by the front end portion of the tubular portion 63, the locking portion 60d abuts on the rear end portion of the tubular portion 63, and the support shaft portion 60c Is inserted into the through hole 63h of the tubular portion 63.
  • the inner diameter of the tubular portion 63 is slightly larger than the outer diameter of the support shaft portion 60c, and the O-ring 60f is pressed against the inner peripheral surface of the tubular portion 63 over the entire circumference.
  • the first rotating member 51 inserted into the through hole 63h in this way is supported by the first supporting member 53 in a state where it can rotate about the shaft 61a of the first gear 61 and the movement in the shaft 61a direction is restricted.
  • the first gear 61 is located outside the light chamber R. That is, the movement of the first rotating member 51 in the first sliding direction D1 from the through hole 63h of the first support member 53 toward the first gear 61 side in parallel with the shaft 61a of the first gear 61 is the first support member 53. It can be understood that it is regulated by.
  • the movement of the first rotating member 51 from the through hole 63h of the first support member 53 parallel to the shaft 61a of the first gear 61 to the second slide direction D2 in the direction opposite to the first slide direction is the first support member. It can be understood that it is regulated by 53. Further, it can be understood that the above-mentioned teeth 61c protruding to the front side protrude to the side opposite to the first slide direction D1 on the through hole 63h side.
  • the configuration for restricting the movement of the first rotating member 51 in the direction of the shaft 61a of the first gear 61 is not limited to the configuration using the locking piece 60e.
  • the guide portion 64 is located in the light chamber R and extends along the longitudinal direction of the shaft 60 in a state of being supported by the first support member 53.
  • a holding portion 64a having a substantially C-shaped cross section perpendicular to the longitudinal direction is formed on the side of the guide portion 64 on which the shaft 60 is arranged.
  • the shaft 60 side of the holding portion 64a is open.
  • the screw connecting member 55 includes a main body portion 65 extending in the front-rear direction and a fitting portion 66 connected to the upper portion of the rear end portion of the main body portion 65 and extending rearward.
  • the front end portion of the main body portion 65 is formed in a partially spherical shape in which a part of the sphere is cut off by a flat surface, and a flat portion of a part of the cut out sphere is used as the front end surface of the main body portion 65.
  • the inner peripheral surface at the rear end portion of the tubular first bearing holding member 41 located on the rear side of the support member 40 is a curved surface corresponding to the partial spherical shape of the front end portion of the main body portion 65.
  • the front end portion of the main body portion 65 is fitted to the rear end portion of the first bearing holding member 41, and the first bearing holding member 41 and the screw connecting member 55 are connected to each other.
  • the first bearing holding member 41 swings within a predetermined range with respect to the screw connecting member 55 with the front end portion of the main body portion 65 as a fulcrum. Therefore, the support member 40 is supported by the screw connecting member 55 so as to swing within a predetermined range with the front end of the main body 65 of the screw connecting member 55 as a fulcrum.
  • a screw hole penetrating in the front-rear direction is formed in the main body portion 65, and the screw portion 60a of the shaft 60 of the first rotating member 51 is screwed into the screw hole.
  • the shaft 60 passes through the internal space of the tubular first bearing holding member 41, and the end of the shaft 60 opposite to the first gear 61 side is located in front of the screw connecting member 55. Further, the fitting portion 66 is fitted to the holding portion 64a of the guide portion 64, and the screw connecting member 55 is movable along the guide portion 64. Therefore, when the first rotating member 51 rotates about the shaft 61a of the first gear 61, the rotation of the screw connecting member 55 about the shaft 61a is regulated by the guide portion 64, and the guide portion 64 Move back and forth along.
  • the second rotating member 52 of the present embodiment has a second gear 71, a shaft 70, and a flange 73.
  • the second gear 71 is a bevel gear whose shaft 71a is non-parallel to the shaft 61a of the first gear 61.
  • the shaft 71a of the second gear 71 extends substantially in the vertical direction, and the shaft 71a of the second gear 71 and the shaft 61a of the first gear 61 are located on the same plane.
  • the second gear 71 has a truncated cone-shaped main body portion 71b whose central axis substantially coincides with the shaft 71a.
  • the outer peripheral surface of the main body 71b is inclined so as to be separated from the shaft 71a toward the upper side, and a plurality of teeth 71c extending in the shaft 71a direction are formed on the outer peripheral surface.
  • the main body 71b is formed with a through hole penetrating along the shaft 71a.
  • the shaft 70 is a cylindrical member extending along the shaft 71a of the second gear 71.
  • the lower end of the shaft 70 is connected to the main body 71b of the second gear 71, and the internal space of the shaft 70 communicates with the through hole of the main body 71b. Therefore, the second rotating member 52 is formed with a through hole 52h penetrating along the shaft 71a.
  • the flange 73 is a plate-shaped member protruding from the outer peripheral surface of the shaft 70 in a direction perpendicular to the shaft 71a.
  • the outer shape of the flange 73 is substantially circular with the shaft 71a as the center.
  • the shaft 70, the second gear 71, and the flange 73 are integrally formed.
  • the second gear 71 of the second rotating member 52 meshes with the first gear 61 above the shaft 61a of the first gear 61 of the first rotating member 51.
  • the meshing region 57 in which the first gear 61 and the second gear 71 mesh with each other is located behind the through hole 63h of the first support member 53, and the first gear 61 is the second gear 71. It meshes with the second gear 71 from the rear side. That is, the first gear 61 meshes with the second gear 71 toward the second slide direction D2, which is the direction opposite to the first slide direction D1.
  • the first gear 61 and the second gear 71 overlap each other in the first slide direction D1.
  • Such a second rotating member 52 is rotatably supported by a second supporting member 54, which is a part of the rear wall 14 of the lamp housing 11, about the shaft 71a of the second gear 71.
  • the second support member 54 of the present embodiment is located outside the light room R and has a pair of regulation members 74 and a pair of plate-shaped reinforcing members 75.
  • the pair of regulating members 74 are plate-shaped members that face each other at a predetermined distance in the direction of the shaft 71a of the second gear 71 and extend rearward and left-right from the rear wall 14.
  • the pair of regulatory members 74 are formed with a notch 76 extending from the rear edge toward the front.
  • the pair of reinforcing members 75 are plate-shaped members extending rearward and in the vertical direction from the rear wall 14.
  • One reinforcing member 75 is connected to one edge of the lower regulating member 74 in the left-right direction, and the other reinforcing member 75 is connected to the other edge of the lower regulating member 74 in the left-right direction. doing. Further, the pair of reinforcing members 75 are not connected to the regulating member 74 located on the upper side. The pair of reinforcing members 75 makes the rigidity of the regulating member 74 located on the lower side higher than the rigidity of the regulating member 74 located on the upper side.
  • the shaft 70 of the second rotating member 52 is inserted into the notch 76 of the pair of regulating members 74 so that the flange 73 is located between the pair of regulating members 74. Then, by sandwiching the flange 73 between the pair of regulating members 74, the second rotating member 52 is rotatably supported by the second supporting member 54 about the shaft 71a of the second gear 71, and the second gear The movement of the 71 in the axis 71a direction is restricted. In this way, the second gear 71 of the second rotating member 52 supported by the second supporting member 54 and the first gear 61 of the first rotating member mesh with each other on the rear side of the shaft 71a of the second gear 71. ing.
  • the second rotating member 52 rotates about the shaft 71a, so that the first rotating member 51 rotates about the shaft 61a. Further, the movement of the second rotating member 52 in the forward and left-right directions is restricted by inserting the shaft 70 into the notches 76 of the pair of regulating members 74. Therefore, it can be understood that the second support member 54 regulates the movement of the second rotating member 52 in the direction from the shaft 71a of the second gear 71 toward the side opposite to the meshing region 57 side.
  • the direction of the force received by the second gear 71 from the first gear 61 is not perpendicular to the shaft 71a of the second gear 71 and is directed upward. That is, the first gear 61 and the second gear 71 are configured so that the direction of the force received by the second gear 71 from the first gear 61 is such a direction. Therefore, the second rotating member 52 moves by such a force that the second gear 71 receives from the first gear 61, and the flange 73 of the second rotating member 52 becomes the upper regulating member 74 of the second support member 54. Be pressed.
  • the upper regulating member 74 is configured to bend upward when the force against which the flange 73 is pressed exceeds a predetermined force.
  • the second support member 54 can be deformed in the direction in which the second gear 71 is separated from the first gear 61 by the force received from the first gear 61 when the torque is applied to the second gear 71.
  • the second support member 54 of the present embodiment is configured so that the teeth of the first gear 61 and the second gear 71 can be disengaged by bending the upper regulation member 74 in this way. That is, the upper regulating member 74 is pressed so that the flange 73 is pressed against the upper regulating member 74 with a force equal to or higher than a predetermined force as described above, so that the teeth of the first gear 61 and the second gear 71 are disengaged. It is configured.
  • the deformation of the upper regulating member 74 is preferably elastic deformation.
  • the fulcrum member 56 has a rod-shaped main body portion 77 extending in the front-rear direction and a substantially spherical pivot 78 formed at the front end portion of the main body portion 77.
  • the main body 77 is fixed to the rear wall 14 of the lamp housing 11, and the pivot 78 is connected to the second bearing holding member 42.
  • FIG. 6 is a cross-sectional view of the second bearing holding member 42, and is a horizontal cross-sectional view of the second bearing holding member 42.
  • the fulcrum member 56 is also shown.
  • the second bearing holding member 42 has a main body portion 46 that fits with the pivot 78 of the fulcrum member 56, and a mounting portion 47.
  • the main body 46 is composed of a pair of side walls 46a and a bottom wall 46b, and the horizontal cross section of the main body 46 has a substantially U-shape.
  • the side wall 46a is connected to the left and right edges of the flat bottom wall 46b substantially perpendicular to the bottom wall 46b.
  • a contact piece 46c that protrudes inward from the end and toward the bottom wall 46b side is provided.
  • a recess corresponding to the tip end portion of the pivot 78 of the fulcrum member 56 is formed on the surface of the bottom wall 46b on the side wall 46a side.
  • the mounting portion 47 is formed in a tubular shape extending from the bottom wall 46b of the main body portion 46 to the side opposite to the side wall 46a side.
  • the second bearing holding member 42 is attached to the support member 40 by fitting the attachment portion 47 into the through hole of the support member 40 from the side opposite to the light emitting portion 21 side.
  • a substantially spherical pivot 78 is inserted between the pair of side walls 46a of the main body 46 from the opening on the side opposite to the bottom wall 46b side. At this time, the pivot 78 is pushed between the pair of side walls 46a while bending the contact piece 46c, and the tip end portion of the pivot 78 fits into the recess provided in the bottom wall 46b. In the state where the pivot 78 is inserted into the main body 46 in this way, the tip of the contact piece 46c abuts on a portion of the substantially spherical pivot 78 opposite to the bottom wall 46b side of the center of the pivot 78. .. That is, the contact piece 46c is formed so as described above when the pivot 78 is inserted into the main body 46.
  • the contact piece 46c suppresses the pivot 78 from coming off
  • the second bearing holding member 42 and the fulcrum member 56 are connected to each other
  • the fulcrum member 56 is connected to the lamp unit 20.
  • the second bearing holding member 42 connected to the fulcrum member 56 in this way can swing within a predetermined range with respect to the fulcrum member 56 with the pivot 78 as a fulcrum.
  • the materials constituting the first rotating member 51, the second rotating member 52, the first support member 53, the second support member 54, the screw connecting member 55, and the fulcrum member 56 are not particularly limited, and for example, resin is used. be able to. Further, the materials constituting these members may be different from each other.
  • This leveling adjustment is performed by adjusting the posture of the lamp unit 20 with respect to the lamp housing 11 by the posture adjusting device 50.
  • the second rotating member 52 is rotated in a predetermined direction about the shaft 71a.
  • the first rotating member 51 rotates about the shaft 61a, and the screw connecting member 55 moves forward along the guide portion 64.
  • the support member 40 tilts forward with the pivot 78 of the fulcrum member 56 as a fulcrum.
  • the second rotating member 52 is rotated around the shaft 71a in a direction opposite to a predetermined direction.
  • the first rotating member 51 rotates in the opposite direction to the above case, and the screw connecting member 55 moves rearward along the guide portion 64.
  • the support member 40 tilts rearward with the pivot 78 of the fulcrum member 56 as a fulcrum.
  • the first rotating member 51 rotates, the force is transmitted from the shaft 60 to the lamp unit 20 via the screw connecting member 55, and the posture of the lamp unit 20 with respect to the lamp housing 11 is changed. Then, the light emitting direction of the light emitting unit 21 in the lamp unit 20 is changed upward from the state shown in FIG.
  • the posture adjusting device 50 of the present embodiment includes a first rotating member 51, a second rotating member 52, a first support member 53, and a second support member 54.
  • the first rotating member 51 has a first gear 61 and a shaft 60 connected to the first gear 61 and extending along the shaft 61a of the first gear 61.
  • the second rotating member 52 has a second gear 71 that meshes with the first gear 61.
  • the first support member 53 rotatably supports the first rotating member 51 around the shaft 61a of the first gear 61
  • the second supporting member 54 rotatably supports the second rotating member 52 with the shaft 71a of the second gear 71. Supports rotatably in the center.
  • first rotating member 51 transmits a force from the shaft 60 to the lamp unit 20 by rotating to change the posture of the lamp unit 20 with respect to the first support member 53.
  • second support member 54 can be deformed in a direction in which the second gear 71 is separated from the first gear 61 by the force received from the first gear 61 when the torque is applied to the second gear 71. is there.
  • the posture adjusting device 50 of the present embodiment since the first gear 61 and the second gear 71 are in mesh with each other, the first rotating member 51 is rotated by rotating the second rotating member 52, and the first rotating member 51 is rotated from the shaft 60. A force is transmitted to the lamp unit 20, and the posture of the lamp unit 20 with respect to the first support member 53 is changed. Therefore, the posture of the lamp unit 20 can be adjusted by adjusting the amount of rotation of the second rotating member 52.
  • torque is applied to each gear, and each gear receives a force in a direction away from the other gear. This force tends to increase as the torque generated in the gear increases.
  • the second gear 71 is the first gear when the torque is applied to the second gear 71.
  • the second gear 71 can be deformed in the direction away from the first gear 61 by the force received from the 61. Therefore, the posture adjusting device 50 of the present embodiment is second when the lamp unit 20 is pressed against other parts and the torque applied to the second gear 71 increases when the posture of the lamp unit 20 is changed.
  • the second rotating member 52 may be moved so that the support member 54 is deformed and the second gear 71 is separated from the first gear 61. Therefore, the teeth of the first gear 61 and the second gear 71 can be disengaged to allow the second rotating member 52 to idle. Therefore, the posture adjusting device 50 of the present embodiment can prevent the force of the lamp unit 20 from being pressed against other parts to exceed a predetermined force, and can prevent the lamp unit 20 from being scratched.
  • the shaft 61a of the first gear 61 and the shaft 71a of the second gear 71 are not parallel to each other.
  • the shaft 60 is inserted into the through hole 63h formed in the first support member 53, and the first rotating member 51 is rotatably supported by the first support member 53.
  • the first support member 53 regulates the movement of the first rotating member 51 in the first sliding direction D1 from the through hole 63h toward the first gear 61 side in parallel with the shaft 61a of the first gear 61.
  • the direction in which the second gear 71 separates from the first gear 61 due to the force received from the first gear 61 is not perpendicular to the shaft 71a of the second gear 71.
  • the second support member 54 is perpendicular to the shaft 71a of the second gear 71 and is directed from the shaft 71a of the second gear 71 toward the side opposite to the meshing region 57 side where the first gear 61 and the second gear 71 mesh with each other.
  • the movement of the second rotating member 52 to is restricted.
  • the first gear 61 meshes with the second gear 71 in the direction opposite to the first slide direction D1 and overlaps with the second gear 71 in the first slide direction D1.
  • the second gear 71 is pushed by the first gear 61 of the first rotating member 51.
  • the second gear 71 is at least perpendicular to the shaft 71a of the second gear 71 and the shaft 71a of the second gear 71. Is pushed in the direction opposite to the side of the gear mesh region 57.
  • the movement of the second rotating member 52 in such a direction is regulated by the second supporting member 54.
  • the posture adjusting device 50 of the present embodiment even if the movement of the first rotating member 51 is not regulated by the first support member 53, the second support member 54 allows the second support member 54 to idle so that the second gear 71 idles. It is possible to prevent the first gear 61 and the second gear 71 from being disengaged from each other in a normal state without deformation.
  • the posture adjusting device 50 of the present embodiment when the second rotating member 52 moves in the direction from the shaft 71a of the second gear 71 toward the meshing region 57 side perpendicular to the shaft 71a of the second gear 71, the first The gear 61 is pushed by the second gear 71. In this case, the first gear 61 is pushed at least in the first slide direction D1.
  • the movement of the first rotating member 51 in the first sliding direction D1 is regulated by the first supporting member 53.
  • the posture adjusting device 50 of the present embodiment has the first gear 61 and the second gear 71 in the above-mentioned normal state even if the movement of the second rotating member 52 is not regulated by the second support member 54. It is possible to suppress the disengagement of the teeth. Therefore, according to the posture adjusting device 50 of the present embodiment, it is possible to prevent the configuration of the first support member 53 and the second support member 54 from becoming complicated.
  • the second gear 71 receives the first gear due to the force received from the first gear 61.
  • the direction away from 61 is non-perpendicular to the shaft 71a of the second gear 71. Therefore, when the torque applied to the second gear 71 increases, the second support member 54 is deformed to disengage the first gear 61 and the second gear 71, and the second rotating member 52 idles. obtain.
  • the second rotating member 52 is perpendicular to the shaft 70 extending along the shaft 71a of the second gear 71 and the shaft 70 to the shaft 71a of the second gear 71. It has a flange 73 protruding in the direction.
  • the second support member 54 is a pair of restrictions in which flanges 73 are arranged so as to face each other in the shaft 71a direction of the second gear 71 and restrict the movement of the second rotating member 52 in the shaft 71a direction of the second gear 71. It has a member 74.
  • the direction in which the second gear 71 is separated from the first gear 61 by the force received from the first gear 61 when the torque is applied to the second gear 71 is the second gear 71.
  • the direction is not perpendicular to the axis 71a of.
  • the flange 73 is sandwiched by a pair of regulating members 74 in the direction of the shaft 71a of the second gear 71. Then, when torque is applied to the second gear 71, the second rotating member 52 receives a force from the first gear 61 so as to move in a direction non-vertical to the shaft 71a of the second gear 71, and the flange 73 receives a force.
  • the posture adjusting device 50 of the present embodiment by adjusting the rigidity of the regulating member 74 to which the flange 73 is pressed in this way, the torque at which the second rotating member 52 starts idling can be adjusted, and the second support can be adjusted. It is possible to prevent the design of the member 54 from becoming complicated.
  • each of the pair of regulating members 74 is a plate-shaped member having a notch 76 into which the shaft 70 of the second rotating member 52 is inserted.
  • a reinforcing member 75 for improving rigidity is connected to the lower regulating member 74 located on the side opposite to the side away from the above.
  • the second rotating member so that the second gear 71 approaches the first gear 61 as compared with the case where the reinforcing member 75 is not connected to the lower regulating member 74.
  • the force applied from the second gear 71 to the first gear 61 when the 52 is pressed can be suppressed, and the first gear 61 can be suppressed from being scratched.
  • the second rotating member 52 is formed with a through hole 52h along the shaft 71a of the second gear 71.
  • the posture adjusting device 50 of the present embodiment since a tool or the like can be inserted into the through hole 52h to rotate the second rotating member 52, the operability of the posture adjusting device 50 can be improved.
  • the posture adjusting device 50 of the present embodiment can supply lubricating oil to the teeth 61c and 71c of the first gear 61 and the second gear 71 through the through hole 52h, and can improve maintainability.
  • the through hole 52h is preferably non-circular.
  • the through hole 52h By making the through hole 52h non-circular, it is possible to easily fit a tool or the like to the second rotating member 52. Further, from the viewpoint of improving operability, a groove may be formed in the second rotating member 52, and a tool may be inserted into the groove to rotate the second rotating member 52.
  • a groove may be formed in the second rotating member 52, and a tool may be inserted into the groove to rotate the second rotating member 52.
  • liquids such as water and detergent may collect in the groove of the second rotating member 52 and the second rotating member 52 may be easily deteriorated. Therefore, from the viewpoint of suppressing such deterioration of the second rotating member 52, as described above, the second rotating member 52 may be formed with a through hole 52h along the shaft 71a of the second gear 71. preferable.
  • the first support member 53 and the second support member 54 are a part of the lamp housing 11. That is, the second support member 54 is integrally formed with the first support member 53. Therefore, the posture adjusting device 50 of the present embodiment can suppress an increase in the number of parts.
  • FIG. 9 is a diagram showing a part of the posture adjusting device 50 according to the second embodiment of the present invention in the same manner as in FIG.
  • FIG. 10 is a perspective view showing a first rotating member 51, a second rotating member 52, a first support member 53, and a second support member 54 according to a second embodiment of the present invention.
  • FIG. 11 is an exploded perspective view of the first rotating member 51, the second rotating member 52, the first support member 53, and the second support member 54 according to the second embodiment of the present invention.
  • a part of the rear wall 14 of the lamp housing 11 is also shown. As shown in FIGS.
  • the posture adjusting device 50 of the present embodiment has a second support at a point where the teeth 61c of the first gear 61 of the first rotating member 51 are formed on the side opposite to the through hole 63h side. It is mainly different from the posture adjusting device 50 of the first embodiment in that the member 54 is removable from the lamp housing 11.
  • the first rotating member 51 of the present embodiment has a first gear 61 and a shaft 60 connected to the first gear 61 and extending along the shaft 61a of the first gear 61, as in the first embodiment.
  • the first gear 61 is a bevel gear as in the first embodiment, and the shaft 61a of the first gear 61 extends in the front-rear direction.
  • the shaft 61a of the first gear 61 and the shaft 71a of the second gear 71 are non-parallel and are located on the same plane.
  • the first gear 61 has a disc-shaped main body portion 61b whose center substantially coincides with the shaft 61a and extends in a direction perpendicular to the shaft 61a.
  • the front surface of the main body 61b is a plane substantially perpendicular to the shaft 61a. Further, the outer peripheral edge portion of the rear surface of the main body portion 61b is inclined forward in the direction perpendicular to the shaft 61a. A plurality of teeth 61c extending in the radial direction are formed on the outer peripheral edge portion, and these teeth 61c project to the rear side.
  • the shaft 60 of the present embodiment has a screw portion 60a, a snap-fit portion 60b, and a support shaft portion 60c as in the first embodiment, but does not have a locking portion 60d. Therefore, the first gear 61 of the present embodiment is connected to the support shaft portion 60c. As in the first embodiment, the shaft 60 may have a locking portion 60d, and the first gear 61 may be connected to the locking portion 60d.
  • such a first rotating member 51 is rotatably supported by the first supporting member 53, which is a part of the rear wall 14 of the lamp housing 11, about the shaft 61a of the first gear 61. Will be done. Further, in the first rotating member 51, the end portion of the snap-fit portion 60b on the support shaft portion 60c side is caught by the front end portion of the tubular portion 63, and the main body portion 61b in the first gear is on the rear side of the tubular portion 63. By contacting the end portion, the movement in the shaft 61a direction is restricted.
  • the movement of the first rotating member 51 in the first sliding direction D1 and the movement of the first rotating member 51 in the second sliding direction D2 are regulated by the first support member 53.
  • the first gear 61 of the first rotating member 51 meshes with the second gear 71 arranged so that the shaft 71a extends substantially in the vertical direction, as in the first embodiment, and the first gear 61
  • the meshing region 57 in which the second gear 71 and the second gear 71 mesh with each other is located behind the through hole 63h of the first support member 53.
  • the first gear 61 meshes with the second gear 71 toward the first slide direction D1 which is the direction opposite to the second slide direction D2.
  • the teeth 61c of the first gear 61 protrude in the first slide direction D1 side opposite to the through hole 63h side.
  • the first gear 61 and the second gear 71 overlap each other in the second slide direction D2.
  • the second rotating member 52 has the same configuration as that of the first embodiment, and is rotatably supported by the second supporting member 54 about the shaft 71a of the second gear 71.
  • the second support member 54 of the present embodiment is configured to be detachable from the lamp housing 11.
  • the second support member 54 has a top plate 80, a bottom plate 81, a pair of side plates 82, and a rear plate 83, and is formed in a box shape having an opening formed in the front.
  • the top plate 80 and the bottom plate 81 extend in the horizontal direction
  • the pair of side plates 82 extend in the vertical direction
  • the rear plate 83 extends in the left-right direction and inclines upward toward the rear side.
  • the second support member 54 has a support plate 84 facing the top plate 80 at a predetermined interval in the direction of the shaft 71a of the second gear 71.
  • the support plate 84 is connected to a pair of side plates 82 and a rear plate 83.
  • the top plate 80 and the support plate 84 are formed with a notch 85 extending from the front edge toward the rear. Further, a through hole 80h is formed in the top plate 80. Of the edges of the through hole 80h, the edge on the notch 85 side extends along the edge of the notch 85, and the edge of the through hole 80h on the notch 85 side and the edge of the notch 85 The width is generally constant. Further, each of the bottom plate 81 and the pair of side plates 82 is formed with a locking claw 86 projecting outward.
  • the second support member 54 is attached to the rear wall 14 of the lamp housing 11 so as to surround the rear end portion of the tubular portion 63 of the first support member 53 located outside the lamp chamber R.
  • the rear wall 14 of the lamp housing 11 of the present embodiment is provided with three fixing plates 15 projecting rearward, and these fixing plates 15 are locked so as to penetrate in the thickness direction.
  • the hole 15h is formed.
  • One fixing plate 15 is located on the lower side of the tubular portion 63 of the first support member 53, and one fixing plate 15 is located on the right side of the tubular portion 63 of the first support member 53, and one fixing plate 15 is located. Is located on the left side of the tubular portion 63 of the first support member 53.
  • the second support member 54 is attached to the rear wall 14 by locking the locking claws 86 of the bottom plate 81 and the pair of side plates 82 to the edges of the locking holes 15h formed in the fixing plate 15. Therefore, the second support member 54 can be removed from the rear wall 14 by unlocking the locking claw 86.
  • the second support member 54 supports the second rotating member 52.
  • the shaft 70 of the second rotating member 52 is inserted into the notch 85 of the top plate 80 and the support plate 84 so that the flange 73 is located between the top plate 80 and the support plate 84 facing each other. .. Then, by sandwiching the flange 73 between the top plate 80 and the support plate 84, the second rotating member 52 is rotatably supported by the second supporting member 54 about the shaft 71a of the second gear 71, and the second rotating member 52 is supported. The movement of the 2 gear 71 in the shaft 71a direction is restricted.
  • the top plate 80 and the support plate 84 face each other in the shaft 71a direction of the second gear 71, and a flange 73 is arranged between them to restrict the movement of the second rotating member 52 in the shaft 71a direction of the second gear 71.
  • it is a pair of regulatory members.
  • the second gear 71 of the second rotating member 52 supported by the second supporting member 54 and the first gear 61 of the first rotating member mesh with each other on the front side of the shaft 71a of the second gear 71. ing.
  • the second rotating member 52 rotates about the shaft 71a, so that the first rotating member 51 rotates about the shaft 61a.
  • the second rotating member 52 is restricted from moving backward and left and right by inserting the shaft 70 into the notch 85 of the top plate 80 and the support plate 84. Therefore, it can be understood that the second support member 54 regulates the movement of the second rotating member 52 in the direction from the shaft 71a of the second gear 71 toward the side opposite to the meshing region 57 side.
  • the second gear 71 is moved from the first gear 61 by the force received from the first gear 61 when the torque is applied to the second gear 71.
  • the direction of separation is a direction that is not perpendicular to the shaft 71a of the second gear 71 and is directed upward. That is, the first gear 61 and the second gear 71 are configured so that the direction of the force received by the second gear 71 from the first gear 61 is such a direction. Therefore, the second rotating member 52 moves by such a force that the second gear 71 receives from the first gear 61, and the flange 73 of the second rotating member 52 is pressed against the top plate 80 of the second support member 54.
  • the edge and the flange 73 on the side opposite to the notch 85 side in the through hole 80h of the top plate 80 are It does not overlap.
  • the through hole 80h surrounds the shaft 70 of the second rotating member 52 by more than half a circumference. Therefore, when the flange 73 is pressed against the top plate 80 as described above, the portion between the through hole 80h and the notch 85 in the top plate 80 bends mainly upward. Therefore, in the second support member 54 of the present embodiment, as in the first embodiment, the second gear 71 is subjected to the force received from the first gear 61 when the torque is applied to the second gear 71.
  • the second support member 54 of the present embodiment is configured so that the teeth of the first gear 61 and the second gear 71 can be disengaged by bending the top plate 80 in this way. That is, the top plate 80 is configured so that the flange 73 is pressed against the top plate 80 with a force equal to or higher than a predetermined force as described above, so that the teeth of the first gear 61 and the second gear 71 are disengaged.
  • the deformation of the top plate 80 is preferably elastic deformation.
  • the rear plate 83 of the second support member 54 is parallel to the shaft 61a of the first gear 61 and is the first gear 61 in the first slide direction D1 from the through hole 63h toward the first gear 61 side. It is located on the side opposite to the through hole 63h side and overlaps with the first gear 61. Further, the distance between the rear end of the first gear 61 and the rear plate 83 in the direction of the shaft 61a of the first gear 61 is smaller than the length of the tubular portion 63 of the first support member 53.
  • the rear plate 83 is a retaining portion for stopping the shaft 60 from coming out of the through hole 63h. Therefore, even if the locking piece 60e of the shaft 60 and the tubular portion 63 are disengaged, it is possible to prevent the first rotating member 51 from being disengaged from the first support member 53, and after the second support member 54.
  • the plate 83 can be understood as a retaining portion capable of stopping such disconnection.
  • the rear, downward, and left and right sides of the first gear 61 and the second gear 71 are surrounded by the second support member 54. Therefore, it is possible to prevent dust or the like from being caught between the first gear 61 and the second gear 71, and it is possible to suppress rotation defects of the first rotating member 51.
  • the first rotating member 51 rotates by rotating the second rotating member 52, and the force is transmitted from the shaft 60 to the lamp unit 20.
  • the posture of the lamp unit 20 with respect to the lamp housing 11 including the first support member 53 is changed. Therefore, the posture of the lamp unit 20 can be adjusted by adjusting the amount of rotation of the second rotating member 52.
  • the second support member 54 that supports the second rotating member 52 is the second gear when torque is applied to the second gear 71.
  • the second gear 71 can be deformed in the direction away from the first gear 61 by the force received by the 71 from the first gear 61.
  • the posture adjusting device 50 of the present embodiment is second when the lamp unit 20 is pressed against other parts and the torque applied to the second gear 71 increases when the posture of the lamp unit 20 is changed.
  • the support member 54 may be deformed to disengage the first gear 61 and the second gear 71, and the second rotating member 52 may idle. Therefore, the posture adjusting device 50 of the present embodiment can prevent the force of the lamp unit 20 from being pressed against other parts to exceed a predetermined force, as in the first embodiment, and the lamp unit 20 is damaged. It can suppress sticking.
  • the shaft 61a of the first gear 61 and the shaft 71a of the second gear 71 are not parallel to each other.
  • the shaft 60 is inserted into the through hole 63h formed in the first support member 53, and the first rotating member 51 is rotatably supported by the first support member 53.
  • the first support member 53 regulates the movement of the first rotating member 51 in the above-mentioned second slide direction D2.
  • the second support member 54 is perpendicular to the shaft 71a of the second gear 71 and is directed from the shaft 71a of the second gear 71 toward the side opposite to the meshing region 57 side where the first gear 61 and the second gear 71 mesh with each other.
  • the movement of the second rotating member 52 to is restricted.
  • the first gear 61 meshes with the second gear 71 in the direction opposite to the second slide direction D2, and overlaps with the second gear 71 in the second slide direction D2. Therefore, when the first rotating member 51 moves in the direction opposite to the second sliding direction D2, the first gear 61 of the first rotating member 51 pushes the second gear 71.
  • the second gear 71 is at least perpendicular to the shaft 71a of the second gear 71 and the shaft 71a of the second gear 71. Is pushed in the direction opposite to the side of the gear mesh region 57.
  • the movement of the second rotating member 52 in such a direction is regulated by the second supporting member 54. Therefore, it is possible to restrict the movement of the first rotating member 51 in the direction opposite to the second sliding direction D2.
  • the posture adjusting device 50 of the present embodiment has the first gear 61 and the second gear 71 in the above-mentioned normal state even if the movement of the first rotating member 51 is not regulated by the first support member 53. It is possible to suppress the disengagement of the teeth.
  • the attitude adjusting device 50 of the present embodiment when the second gear 71 moves in the direction from the shaft 71a of the second gear 71 toward the meshing region 57 side perpendicular to the shaft 71a of the second gear 71, the first gear 61 is pushed by the second gear 71. In this case, the first gear 61 is pushed at least in the second slide direction D2.
  • the posture adjusting device 50 of the present embodiment has the first gear 61 and the second gear 71 in the above-mentioned normal state even if the movement of the second rotating member 52 is not regulated by the second support member 54. It is possible to suppress the disengagement of the teeth.
  • the posture adjusting device 50 of the present embodiment it is possible to prevent the configuration of the first support member 53 and the second support member 54 from becoming complicated.
  • the posture adjusting device 50 of the present embodiment as described above, when torque is applied to the second gear 71, the second gear 71 receives the first gear due to the force received from the first gear 61. The direction away from 61 is non-perpendicular to the shaft 71a of the second gear 71. Therefore, when the torque applied to the second gear 71 increases, the second support member 54 is deformed to disengage the first gear 61 and the second gear 71, and the second rotating member 52 idles. obtain.
  • each of the top plate 80 and the support plate 84 as a pair of regulating members is a plate-shaped member having a notch 85 into which the shaft 70 of the second rotating member 52 is inserted. It is said that.
  • the second gear 71 is first by the force received from the first gear 61.
  • a through hole 80h is formed in the top plate 80 located on the side away from the gear 61. Therefore, when torque is applied to the second gear 71, the flange 73 of the second rotating member 52 is pressed against the top plate 80 in which the through hole 80h is formed.
  • the rigidity of the top plate 80 to which the flange 73 is pressed can be adjusted by adjusting the position, size, shape, and the like of the through hole 80h to be formed. Therefore, according to the posture adjusting device 50 of the present embodiment, it is possible to easily adjust the torque at which the second rotating member 52 starts to idle, as compared with the case where the through hole 80h is not formed in the top plate 80.
  • the first support member 53 is a part of the lamp housing 11, and the second support member 54 is removable from the lamp housing 11. That is, the second support member 54 is removable from the first support member 53. Therefore, according to the posture adjusting device 50 of the present embodiment, the first rotating member 51 and the second rotating member 52 can be easily replaced.
  • the posture adjusting device 50 adjusts the posture of the lamp unit 20 using the PES optical system as a module component.
  • the module parts for which the posture adjusting device 50 adjusts the posture are not particularly limited.
  • the module component may be, for example, a direct-illumination type lamp unit, a camera which is an in-vehicle sensor, a rider, a millimeter-wave radar, or the like.
  • the posture of the lamp unit 20 as a module component is adjusted by rotating the first rotating member 51 and moving the screw connecting member 55 in the front-rear direction.
  • the posture adjusting device 50 only needs to be able to adjust the posture of the lamp unit 20 by transmitting a force from the shaft 60 to the lamp unit 20 by rotating the first rotating member 51.
  • the posture adjusting device 50 may include a power transmission mechanism having another gear connected to the shaft 60, and may adjust the posture of the lamp unit 20 as a module component via the power transmission mechanism.
  • the first gear 61 and the second gear 71 are bevel gears, and the shaft 61a of the first gear 61 and the shaft 71a of the second gear 71 are substantially perpendicular to each other.
  • the first gear 61 and the second gear 71 may be, for example, spur gears, and the angle formed by the shaft 61a of the first gear 61 and the shaft 71a of the second gear 71 is not particularly limited.
  • the shaft 61a of the first gear 61 and the shaft 71a of the second gear 71 may or may not be located on the same plane.
  • the second gear 71 meshes with the first gear 61 above the shaft 61a of the first gear 61.
  • the position of the second gear 71 with respect to the shaft 61a of the first gear 61 is not particularly limited.
  • the second gear 71 has teeth on the first gear 61 below the shaft 61a of the first gear 61. It may match.
  • the second rotating member 52 has a flange 73
  • the second supporting member 54 rotatably supports the second rotating member 52 so as to sandwich the flange 73.
  • the second rotating member 52 does not have to have the flange 73.
  • the second support member 54 may rotatably support the second rotating member 52 by a plate-shaped member fitted in an annular groove formed on the outer peripheral surface of the shaft 70 of the second rotating member 52.
  • the lamp housing 11 and the second support member 54 are formed separately.
  • the lamp housing 11 and the second support member 54 may be connected to each other via a hinge and formed integrally. With such a configuration, it is possible to suppress an increase in the number of parts and a loss of the second support member 54.
  • the partially spherical front end portion of the main body portion 65 of the screw connecting member 55 and the front end portion of the cylindrical first bearing holding member 41 are connected.
  • the substantially spherical pivot 78 of the fulcrum member 56 and the main body portion 46 having a substantially U-shaped cross section of the second bearing holding member 42 were connected to each other.
  • these members need only be swingably connected within a predetermined range, and the configuration for connecting the members is not particularly limited.
  • the positional relationship between the first bearing holding member 41 and the second bearing holding member 42 is not particularly limited.
  • the first bearing holding member 41 may be arranged below the second bearing holding member 42. In this case, the first rotating member 51 is arranged below the fulcrum member 56.
  • a posture adjusting device for module parts that can prevent the module parts from being scratched, and can be used in the fields of lamp units, sensors and the like mounted on automobiles and the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
PCT/JP2020/027191 2019-07-18 2020-07-13 モジュール部品の姿勢調節装置 Ceased WO2021010367A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021533064A JP7507764B2 (ja) 2019-07-18 2020-07-13 モジュール部品の姿勢調節装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-133004 2019-07-18
JP2019133004 2019-07-18

Publications (1)

Publication Number Publication Date
WO2021010367A1 true WO2021010367A1 (ja) 2021-01-21

Family

ID=74170784

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/027191 Ceased WO2021010367A1 (ja) 2019-07-18 2020-07-13 モジュール部品の姿勢調節装置

Country Status (3)

Country Link
JP (1) JP7507764B2 (cg-RX-API-DMAC7.html)
CN (2) CN212657654U (cg-RX-API-DMAC7.html)
WO (1) WO2021010367A1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023066268A (ja) * 2021-10-28 2023-05-15 株式会社小糸製作所 車両用灯具

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN212657654U (zh) * 2019-07-18 2021-03-05 株式会社小糸制作所 模块部件的姿态调节装置
CN114413229B (zh) * 2021-12-31 2025-07-18 山东鲁得贝车灯股份有限公司 一种车灯调光装置、调光方法及车灯

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03124503U (cg-RX-API-DMAC7.html) * 1990-03-30 1991-12-17
JPH0864006A (ja) * 1994-08-29 1996-03-08 Nissan Motor Co Ltd 車両用ランプ
JP2013082430A (ja) * 2011-09-29 2013-05-09 Koito Mfg Co Ltd エイミングスクリュ
US20150197179A1 (en) * 2014-01-16 2015-07-16 Valeo Lighting Systems North America, Llc Clutch for adjuster in headlamps

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5140507A (en) * 1990-05-24 1992-08-18 Harwood Ronald P Adjustable lighting system
JP5438539B2 (ja) * 2010-02-09 2014-03-12 株式会社小糸製作所 光軸調整用スクリュー
JP6977336B2 (ja) * 2017-06-29 2021-12-08 ブラザー工業株式会社 ヒンジ装置および画像形成装置
CN207510303U (zh) * 2017-10-10 2018-06-19 艾默林汽车活动组件(无锡)有限公司 一种车灯调节装置
CN107575844A (zh) * 2017-10-26 2018-01-12 广东七大洲实业有限公司 灯具万向旋转装置
CN212657654U (zh) * 2019-07-18 2021-03-05 株式会社小糸制作所 模块部件的姿态调节装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03124503U (cg-RX-API-DMAC7.html) * 1990-03-30 1991-12-17
JPH0864006A (ja) * 1994-08-29 1996-03-08 Nissan Motor Co Ltd 車両用ランプ
JP2013082430A (ja) * 2011-09-29 2013-05-09 Koito Mfg Co Ltd エイミングスクリュ
US20150197179A1 (en) * 2014-01-16 2015-07-16 Valeo Lighting Systems North America, Llc Clutch for adjuster in headlamps

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023066268A (ja) * 2021-10-28 2023-05-15 株式会社小糸製作所 車両用灯具
JP7681492B2 (ja) 2021-10-28 2025-05-22 株式会社小糸製作所 車両用灯具

Also Published As

Publication number Publication date
CN212657654U (zh) 2021-03-05
CN112240535B (zh) 2023-04-28
JP7507764B2 (ja) 2024-06-28
CN112240535A (zh) 2021-01-19
JPWO2021010367A1 (cg-RX-API-DMAC7.html) 2021-01-21

Similar Documents

Publication Publication Date Title
US10442340B2 (en) Headlight module and headlight
JP7507764B2 (ja) モジュール部品の姿勢調節装置
CN107614983B (zh) 前照灯模块及前照灯
US10336240B2 (en) Headlight unit and headlight
JP6577458B2 (ja) 車両用照明装置
JP5952578B2 (ja) 車両用灯具
CN107543118B (zh) 具有从动轮区段的单件式透镜
US9989210B1 (en) Modularized headlight
CN109477631A (zh) 照明装置
US20150197179A1 (en) Clutch for adjuster in headlamps
TW201806809A (zh) 具有以可撓性支撐元件鎖定之光學元件的車輛照明裝置
JP6534324B2 (ja) ミラー保持機構
JPWO2017110426A1 (ja) 固定部材、自動調心軸受機構、アクチュエータ及び灯具
US11320114B2 (en) Light source module
CN102798068B (zh) 车辆用前照灯以及投影透镜的安装方法
KR20170129504A (ko) 차량의 램프
CN110703548A (zh) 投影型影像显示装置
JP4670358B2 (ja) 導光部材保持装置及び投射装置
US11221548B2 (en) Adjustable optical module and projector
CN111812924B (zh) 透镜模块及投影设备
CN211653373U (zh) 可调式光学模块及投影机
JPWO2022004287A5 (cg-RX-API-DMAC7.html)
US20200249416A1 (en) Fixing base and projection device
CN113825671A (zh) 车辆用灯具
JP2561305Y2 (ja) 顕微鏡用光源装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20841401

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2021533064

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20841401

Country of ref document: EP

Kind code of ref document: A1